crews with the cal fire, the sheriff's department and the thormaster have been trying to find him. serve conditions are relatively calm but the water is cold. crews are conducting a grid search in hopes of finding lopez. >> they're dropped a data buoy in from where the last location was to see which way the surf conditions are going. >> he going, when i start looking for him. >> gone? >> yeah. reporter: friends say lopez works at restaurant here in half moon bay. his boss and coworkers came to the beach when they got the word. >> ama: another developing story. this one out of milpitas. people are now returning to their homes after a gas leak forced evacuation of dozens of people. pg&e says a worker doing routine maintenance broke a involve on a service line this afternoon. you can see police evacuating residents. it happened in the area of has send avenue and victoria drive. there are no reports of injuries. >> we're learning more about the 19-year-old marine from oakley who has shot and killed last week. lance corporal sara castromata was on the honor roll in her school. she was m